Home / 64,669.95-96,993.66-17,911.89

Finding the Fourth Proportional to 64,669.95, 96,993.66 and 17,911.89

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Solution

The fourth proportional to 64,669.95, 96,993.66 and 17,911.89 is: 26,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,669.95 : 96,993.66 = 17,911.89 : x
  2. Step 2: Convert to fraction form
    64,669.95/96,993.66 = 17,911.89/x
  3. Step 3: Cross multiply
    64,669.95x = 96,993.66 × 17,911.89
  4. Step 4: Simplify right side
    64,669.95x = 1,737,339,768.62
  5. Step 5: Solve for x
    x = 1,737,339,768.62/64,669.95
  6. Step 6: Final answer
    x = 26,864.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.